This table describes the mapping of the BGM, RESH, and POSH counters to scalers and latches. Note that this map hold for both the FermiLatches in Crate 50 and the scalers in Crate 2.

Name "RESH" "POSH" Notes
Address A C 50 N 9 C 50 N 8 note POSH before RESH in bitmap
1 BGM-hiT BGM
2 SumRESH(1-9) SumPOSH(1-9)
3 RESH-0-hiT POSH-0-hiT typically 2X normal threshold
4 RESH-0 POSH-0 e- & e+ dump counters
5 RESH-1 POSH-1 highest e+ or e-, lowest Egamma
6 RESH-2 POSH-2
7 RESH-3 POSH-3
8 RESH-4 POSH-4
9 RESH-5 POSH-5
10 RESH-6 POSH-6
11 RESH-7 POSH-7
12 RESH-8 POSH-8
13 RESH-9 POSH-9
14 - - not installed for E-831
15 RESH-11 POSH-11
16 RESH-12 POSH-12 lowest e+ or e-, highest Egamma